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is_inverse_of

Last updated Mar 31, 2023 Edit Source

[ #is_/part_of :: https://meta.schema.org]

Use it like this:

Relates a property to a property that is its inverse.

Inverse properties relate the same pairs of items to each other, but in reversed direction.

If an Inverse exists, it is identical to the Converse.

The mathematical Term is converse Relation The notation is analogous with that for an inverse function. Although many functions do not have an inverse, every relation does have a unique converse, because Relations are multi-valued.

But unlike with Functions, the Concenation with the Converse does NOT usually yield the Identity, but a Grouping.

For example, the ‘alumni’ and ‘alumniOf’ properties are inverseOf each other. Some properties don’t have explicit inverses; in these situations RDFa and JSON-LD syntax for reverse properties can be used.

Don’t confuse that with is_complement_of Relation where ARelatesB <=> !BComplementsA.

The Complement of the Inverse is identical to the Inverse of the Complement.

like is_lesser_than and is_greater_than, where an Attribute of one Relation negates the Truth/Existence of the negated Relation.

If a > b for a Relation, then b > a is the Converse Relation

Relation describes that: [ #has_/domain :: Property] ( #has_/name :: is_inverse_of) ( #has_/range :: Property)